[Summit] Mobile optimizations: presence queuing example

Christopher Orr chris at orr.me.uk
Wed Feb 10 12:49:24 CST 2010

Hi Jonas,

On 10/02/2010 19:22, Jonas Lindberg wrote:
> Since there were a bunch of interest in mobile optimizations at the xmpp
> summit, I'd like to share a simple presence queuing optimization
> available in the Google Talk service. Hopefully those interested can
> play with this to gain experience in how presence queuing affects
> battery life and use that knowledge when designing future optimizations.
> This is not a standards proposal of any sort.
> The presence queue feature saves battery in two ways: (1) by queuing
> presence going to the client and (2) by increasing the interval for
> white-space pings sent from server to client.

Interesting.  You might also want to forward this to the "mobile" and/or 
"standards" lists for a wider audience.


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